From c75212bef0b3801ecda09a89d5e30e359dcf1b63 Mon Sep 17 00:00:00 2001
From: Amir Bandeali <abandeali1@gmail.com>
Date: Wed, 22 Aug 2018 17:58:47 -0700
Subject: Add nonReentrant modifiers on functions that use
 getCurrentContextAddress only, add lockMutex modifier on functions that make
 external calls

---
 .../contracts/src/2.0.0/protocol/Exchange/MixinSignatureValidator.sol  | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'packages/contracts/src/2.0.0/protocol/Exchange/MixinSignatureValidator.sol')

diff --git a/packages/contracts/src/2.0.0/protocol/Exchange/MixinSignatureValidator.sol b/packages/contracts/src/2.0.0/protocol/Exchange/MixinSignatureValidator.sol
index f30adcdb8..4eb6a2fa6 100644
--- a/packages/contracts/src/2.0.0/protocol/Exchange/MixinSignatureValidator.sol
+++ b/packages/contracts/src/2.0.0/protocol/Exchange/MixinSignatureValidator.sol
@@ -19,6 +19,7 @@
 pragma solidity 0.4.24;
 
 import "../../utils/LibBytes/LibBytes.sol";
+import "../../utils/ReentrancyGuard/ReentrancyGuard.sol";
 import "./mixins/MSignatureValidator.sol";
 import "./mixins/MTransactions.sol";
 import "./interfaces/IWallet.sol";
@@ -26,6 +27,7 @@ import "./interfaces/IValidator.sol";
 
 
 contract MixinSignatureValidator is
+    ReentrancyGuard,
     MSignatureValidator,
     MTransactions
 {
@@ -69,6 +71,7 @@ contract MixinSignatureValidator is
         bool approval
     )
         external
+        nonReentrant
     {
         address signerAddress = getCurrentContextAddress();
         allowedValidators[signerAddress][validatorAddress] = approval;
-- 
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